Technical parameter:measuring rangeAC70V-500V, Power supply range, No additional power supply, the direct use of the measured voltage as the power supply, the scope is the same as above. Maximum input AC500V. Note: input voltage higher than 500V may cause permanent damage!Allowable error + 1%;

• Dimensions: 48x29x27mm
• Cutting size: 46x27mm
• Voltage measurement range:AC75 ~ 300 V
• Minimum input: AC 75 V
• Maximum input: AC 300 V (if the input voltage greater than 300vac, the voltmeter would burn.)
• Admissible error:1% (+/- 1 digit)
• Screen:Three 0.56 “digital LED tubes
• Color screen:Red
• Update frequency: about 500 m / s
• Current consumption: less than 20ma, generally 5-15mA
• Operating temperature:-10 ° C ~ 65 ° C
• Application:Industrial equipment, electronic equipment, laboratory
  And all kinds of voltage measurement.
• Weight approx 20g